After bitter arguments, threatened walkouts and heated all-night negotiations, delegates eventually reached a deal this weekend at the Cop30 climate summit in Brazil. To unpick what was achieved and what was left out, Madeleine Finlay hears from the Guardian’s environment editor, Fiona Harvey, who has been following every twist and turn

President of talks urges ministers and high-ranking officials to find common ground as conference nears its end

COP30 negotiations drag on in Brazil amid divisions over draft proposal that does not include fossil fuel phase-out.